About: http://webisa.webdatacommons.org/64836033

Property	Value
http://www.w3.org/1999/02/22-rdf-syntax-ns#type	http://www.w3.org/ns/prov#Entity
http://www.w3.org/ns/prov#value	Displacing water from one place to another requires momentum, and a pump does this in a practical way, through calculations such as head, pressure, flow and voltage, the proper kind of electrical pump can be chosen.
http://www.w3.org/ns/prov#wasQuotedFrom	water2garden.org